Astronomy 100 Midterm 1 Review PDF

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Download Astronomy 100 Midterm 1 Review PDF

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Midterm 1 Review Updated Sept. 30, 2019 Vocabulary to know: astronomical unit, light year, asterism, constellation, circumpolar, seasonal, angular size, angular separation, altitude, degree, arcminute, arcsecond, celestial sphere, north and south celestial poles, celestial equator, ecliptic, zodiac, meridian, horizon, zenith, altitude, solstice, equinox, latitude, longitude, waxing, waning, crescent, gibbous, blood moon, super moon, blue moon, harvest moon, synchronous rotation, tidal friction, tidal locking, eclipse season, node, umbra, penumbra, annular, elongation, retrograde motion, geocentric, heliocentric, epicycle, deferent, ellipse, eccentricity, force, mass, acceleration, weight ___________________________________________________________________________ Know the definition and origin of the modern official constellations. Understand angular size and angular separation. Know how to convert arcseconds, arcminutes and degrees into one another. Be familiar with the daily motion of the stars across the sky. Understand how latitude affects what part of the celestial sphere you can see and which stars are circumpolar or seasonal. Know and understand the seasons and the yearly pattern of the Sun’s movement here in Seattle. Know that the seasons in the northern and southern hemisphere are opposite. Be familiar with the seasons at the equator and the North Pole. Understand why our changing distance from the Sun is not the cause of the seasons. Understand precession. Understand the phases of the Moon. Know the names of the phases. Know approx. how long it takes the Moon to move from phase to phase. Know why the Moon (and Sun) appear bigger and redder on the horizon. Know what a blue moon is. Understand eclipses. Lunar: partial, total and penumbral. Solar: partial, total and annular. Understand eclipse seasons and the frequency and duration of eclipses. Know the five planets visible to the naked eye and know the five ways to tell planets from stars. Understand the apparent motions of the planets. Be familiar with the contributions of Aristotle, Ptolemy, Copernicus, Tycho and Kepler and Newton. For Kepler’s Laws and Newton’s Laws, be prepared for simple thought problems like we did in class....